
Williams, E. J. (1978). Oil in Mexican-U.S. relations: Analysis and bargaining scenario. Orbis. - publ. by the Foreign Policy Research Institute of the University of Pennsylvania.
Citação norma ChicagoWilliams, Edward J. "Oil in Mexican-U.S. Relations: Analysis and Bargaining Scenario." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania 1978.
Citação norma MLAWilliams, Edward J. "Oil in Mexican-U.S. Relations: Analysis and Bargaining Scenario." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania, 1978.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.